@article{PMF_1894_5_1_a5,
     author = {Puzyna, J.},
     title = {O rozwini\k{e}ciach zbie\.znych wewn\k{a}trz krzywych {Cassini'ego}},
     journal = {Prace Matematyczno-Fizyczne},
     pages = {21--46},
     publisher = {mathdoc},
     volume = {5},
     number = {1},
     year = {1894},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/item/PMF_1894_5_1_a5/}
}